Canon RF24-240mm F4-6.3 IS USMvsCanon RF50mm F1.8 STM
RF24-240mm F4-6.3 IS USM
24-240mm / F4-6.3
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RF50mm F1.8 STM
50mm / F1.8
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Which to choose
When the RF24-240mm F4-6.3 IS USM suits you better
- Zoom rangeCovers 24-240mm in a single lens
- StabilizationHas stabilization
When the RF50mm F1.8 STM suits you better
- Brightness2.3 stops brighter — better in low light and blurs the background more
- Weight590g lighter, so easier to carry
- Close focusFocuses as close as 30cm
These points are derived mechanically from the numbers. How a lens actually renders does not show up in specifications, so look at samples before deciding.
Size compared
- RF24-240mm F4-6.3 IS USM122.5mm long × 80.4mm diameter
- RF50mm F1.8 STM40.5mm long × 69.2mm diameter
Specifications compared
| Specification | Canon RF24-240mm F4-6.3 IS USM | Canon RF50mm F1.8 STM | Difference |
|---|---|---|---|
| Focal length (wide) | 24mm | 50mm | −26mm |
| Focal length (tele) | 240mm | 50mm | +190mm |
| Max aperture (wide) | F4 | F1.8 | 2.3 stops darker |
| Max aperture (tele) | F6.3 | F1.8 | 3.6 stops darker |
| Min aperture | F22 | F22 | — |
| Min focus distance | 50cm | 30cm | +0.20m |
| Max magnification | 0.26× | 0.25× | +0.01x |
| Aperture blades | 7blades | 7blades | — |
| Weight | 750g | 160g | +590g |
| Length | 122.5mm | 40.5mm | +82mm |
| Diameter | 80.4mm | 69.2mm | +11.2mm |
| Filter size | 72mm | 43mm | +29mm |
| Released | 2019 | 2020 | −1year |
| Stabilization | Yes | No | Yes |
| Weather sealing | No | No | — |
| Macro | No | No | — |
| Autofocus | Yes | Yes | — |
The difference column reads as RF24-240mm F4-6.3 IS USM relative to RF50mm F1.8 STM.The highlighted cell is the better side for that specification.
Check prices
RF24-240mm F4-6.3 IS USM
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RF50mm F1.8 STM
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RF24-240mm F4-6.3 IS USM in detailRF50mm F1.8 STM in detailAll RF mount lenses